Thread: The Spiro-Helical Antenna and a little more {Yeah Slinkys !} . . .
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Old January 11th 06, 05:36 PM posted to rec.radio.shortwave
David
 
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Default The Spiro-Helical Antenna and a little more {Yeah Slinkys !} . . .
On 10 Jan 2006 13:06:12 -0800, "RHF"
wrote:

Quadrifilar Helix

(that ought to occupy you for a while)

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